Chemical Engineering Basics
Materials having __________ lattice structure are usually the most ductile.

Hexagonal close packed (hcp)
Face centred cubic (fcc)
Body centred cubic (bcc)
None of these

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Chemical Engineering Basics
Which of the following are made out of the carbon steel having carbon content of 0.9 to 1% ?

Mandrels, twist drills, small lathe tools and razors
Small punches, broaches reamers and springs
Forgings like can shaft, structural steel plate, threading dies and drawing dies
Cutlery, screws, rivets and files

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